Problem Display
PID: 6839 (rk5K/1pR3R1/b7/N7/8/8/8/6B1 w - - 0 1)

Winter, Rudolf

Bohemia, 1934

rk5K/1pR3R1/b7/N7/8/8/8/6B1

#2

5 + 4


56 The Problemist 1980
5454 Near Snap 2007
  • SOUND
  • Sets
    • 1...b5
      • 2.Sc6#
    • 1...b6
      • 2.Sc6#
  • Tries
    • 1.Rc1?
      • threat
        • 2.Rg8#
      • 1...Bb5
        • 2.Rxb7#
      • 1...b5
        • 2.Bh2#
      • 1...b6
        • 2.Bh2#
      • 1...Bc4!
    • 1.Rc2?
      • threat
        • 2.Rg8#
      • 1...Bb5
        • 2.Rxb7#
      • 1...b5
        • 2.Bh2#
      • 1...b6
        • 2.Bh2#
      • 1...Bc4!
    • 1.Rc3?
      • threat
        • 2.Rg8#
      • 1...Bb5
        • 2.Rxb7#
      • 1...b5
        • 2.Bh2#
      • 1...b6
        • 2.Bh2#
      • 1...Bc4!
    • 1.Rc4?
      • threat
        • 2.Rg8#
      • 1...Bb5
        • 2.Rxb7#
      • 1...b5
        • 2.Bh2#
      • 1...b6
        • 2.Bh2#
      • 1...Bxc4!
    • 1.Rc6?
      • threat
        • 2.Rg8#
      • 1...Bc4
        • 2.Rxb7#
      • 1...b5
        • 2.Bh2#
      • 1...b6
        • 2.Bh2#
      • 1...bxc6!
    • 1.Rxb7+?
      • 1...Kc8
        • 2.Rg8#
      • 1...Bxb7!
  • Keys
    • 1.Rc5!
      • 1...Ka7+
        • 2.Rc8#
      • 1...Bf1
        • 2.Rxb7#
      • 1...Ra7
        • 2.Rg8#
      • 1...Be2
        • 2.Rxb7#
      • 1...Bd3
        • 2.Rxb7#
      • 1...Bc4
        • 2.Rxb7#
      • 1...Bb5
        • 2.Rxb7#
      • 1...b5
        • 2.Bh2#
      • 1...b6
        • 2.Bh2#

This anticipates 18379(1955)



Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).